10972742840 has 16 divisors (see below), whose sum is σ = 24688671480. Its totient is φ = 4389097120.

The previous prime is 10972742831. The next prime is 10972742897. The reversal of 10972742840 is 4824727901.

It is a junction number, because it is equal to n+sod(n) for n = 10972742791 and 10972742800.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137159246 + ... + 137159325.

Almost surely, 2^10972742840 is an apocalyptic number.

10972742840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10972742840 is an abundant number, since it is smaller than the sum of its proper divisors (13715928640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10972742840 is a wasteful number, since it uses less digits than its factorization.

10972742840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274318582 (or 274318578 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 44.

The spelling of 10972742840 in words is "ten billion, nine hundred seventy-two million, seven hundred forty-two thousand, eight hundred forty".